Power capacitor detection device

Through the combination of ultrasonic non-destructive testing instrument and motor-driven screw, the problems of damage to capacitors and manual adjustment caused by power capacitor testing device are solved, and non-destructive testing and efficient automatic testing are realized.

CN223449881UActive Publication Date: 2025-10-17江苏泽瑞电力滤波有限公司
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Patent Information

Application Number
CN202422774002.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-14
Publication Date
2025-10-17
Estimated Expiration
2034-11-14

AI Technical Summary

Technical Problem

Existing power capacitor detection devices are prone to damage to the outer wall and interior of the power capacitor, resulting in poor detection results. In addition, the detection process requires manual adjustment, which is inefficient.

Method used

An ultrasonic non-destructive testing instrument is used in combination with a motor-driven lead screw and a telescopic cylinder to achieve non-destructive testing and automatic position adjustment of power capacitors. The ultrasonic non-destructive testing instrument is used to detect internal defects of the power capacitor, and the position of the detector is adjusted by the motor-driven lead screw.

Benefits of technology

It realizes non-destructive testing, improves testing accuracy and efficiency, reduces damage to power capacitors, and enhances the degree of automation of testing.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223449881U_ABST
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Abstract

The utility model relates to the technical field of power capacitor detection, in particular to a power capacitor detection device which comprises a main body, and a detection assembly and a conveying assembly are fixedly connected in the main body. According to the utility model, the ultrasonic non-destructive detector is used for detecting the power capacitor, the ultrasonic non-destructive detector transmits high-frequency sound waves into the power capacitor, and then the problems of defects, cracks, bubbles and the like in the power capacitor are detected by recording echo signals through the detector. Ultrasonic nondestructive testing has the advantages of being large in detection depth, high in sensitivity, high in penetrating capacity and the like, a motor is used for driving a lead screw to rotate to drive a threaded block to move, and the threaded block, a sliding block and a mounting plate are fixedly connected, so that the movement of the threaded block can drive the ultrasonic nondestructive testing instrument at the bottom of the mounting plate to move; furthermore, the position of the ultrasonic nondestructive detector can be adjusted, so that the detection efficiency and the detection accuracy are improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to power capacitor detection technical field, concretely is a kind of power capacitor detection device. BACKGROUND

[0002] Power capacitor is the capacitor for power system and electrical equipment, any two metal conductors, with insulating medium separation, i.e. constitute a capacitor, capacitor capacity, by its geometric size and the characteristics of two polar plate insulating medium to determine.

[0003] The patent technology can better detect the strength of the power capacitor, so as to more accurately detect the power capacitor, by the extrusion movement of the pressing block, then the pressing block drives the movable rod to move, the movable rod moves to drive the sliding plate to move, and the pressure conducting device connected to the top of the sliding plate extrudes the pressure sensor, so as to facilitate the pressure sensor to conduct to the inside of the corresponding detection device;However, in the process of detecting the power capacitor, the outer wall and the inside of the power capacitor are easily damaged, the detection effect is not good, and the single pressure detection not only exists the one-sidedness of detection, but also causes partial damage of the power capacitor, which seriously reduces the use efficiency of the power capacitor, and the position of the power capacitor detection needs to be adjusted by manpower in the current detection process, which greatly reduces the detection efficiency, therefore, a power capacitor detection device is needed to improve the above problems. UTILITY MODEL CONTENTS

[0004] In order to solve the problems in the prior art, such as the damage to the outer wall and the inside of the power capacitor during pressure detection, the poor detection effect, the one-sidedness of detection, the partial damage of the power capacitor caused by single pressure detection, the reduction of the use efficiency of the power capacitor, and the need for manpower to adjust the position of the power capacitor detection during the detection process, which greatly reduces the detection efficiency, the utility model aims to provide a power capacitor detection device to solve the problems in the background art.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] A power capacitor detection device, comprising a main body, a detection assembly and a conveying assembly are fixedly connected inside the main body.

[0007] The main body comprises a cabinet, and a supporting plate is fixedly connected inside the cabinet.

[0008] The detection assembly comprises a loading plate, a motor is mounted on the side of the loading plate, the output end of the motor is fixedly connected with a lead screw, the side of the lead screw is threadedly connected with a threaded block, the side of the loading plate is fixedly connected with a slide rod, the side of the slide rod is slidably connected with a sliding block, and the threaded block and the bottom of the sliding block are fixedly connected with a mounting plate, and the bottom of the mounting plate is provided with an ultrasonic nondestructive detector.

[0009] The conveying assembly comprises a bearing plate, and a telescopic cylinder is mounted on the side of the bearing plate.

[0010] As a preferred scheme of the utility model, the loading plate is provided with two, the side of the loading plate is fixedly connected with a bearing seat, and the lead screw extends to the inside of the bearing seat.

[0011] As a preferred scheme of the utility model, the top of the bearing plate is fixedly connected with a slide rail, the top of the slide rail is slidably connected with a sliding block, and the sliding block is fixedly connected with the detection platform.

[0012] As a preferred scheme of the utility model, the slide rod is provided with two, and the sliding block is provided with four.

[0013] As a preferred scheme of the utility model, the top of the cabinet is fixedly connected with a display lamp, the bottom of the cabinet is fixedly connected with a bottom plate, and the bottom plate is provided with four.

[0014] As a preferred scheme of the utility model, the side of the cabinet is fixedly connected with a control box, and the top of the control box is provided with an adjusting button.

[0015] As a preferred scheme of the utility model, the inside of the cabinet is fixedly connected with a control box, and the side of the control box is provided with a start-stop switch.

[0016] As a preferred scheme of the utility model, the side of the control box is fixedly connected with a display screen, the side of the control box is provided with physical buttons, and the physical buttons are provided with a plurality of.

[0017] Compared with the prior art, the utility model has the advantages that:

[0018] 1. In the utility model, the ultrasonic nondestructive detector is used to detect the power capacitor, the ultrasonic nondestructive detector transmits high-frequency sound waves into the power capacitor, and then detects defects, cracks, bubbles and other problems in the power capacitor by recording the echo signal of the detector, and the ultrasonic nondestructive detection has the advantages of large detection depth, high sensitivity and strong penetration ability.

[0019] 2. The utility model discloses, through the utilization motor drive screw rod rotation can drive threaded block moves, because threaded block, sliding block, mounting plate are all fixedly connected, so threaded block's movement can drive the ultrasonic nondestructive testing instrument of mounting plate bottom moves, further can adjust the position of ultrasonic nondestructive testing instrument, and cooperate the push of telescopic cylinder and make the power capacitor on detection platform move by the sliding of sliding block on slide rail, further improve the detection efficiency and the accuracy of detection. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the whole structure schematic diagram of the utility model;

[0021] Figure 2 It is the detection assembly structure schematic diagram of the utility model;

[0022] Figure 3 It is the conveying assembly structure schematic diagram of the utility model;

[0023] Figure 4 It is the control assembly structure schematic diagram of the utility model.

[0024] In the drawing: 1, main body;101, cabinet body;102, support plate;103, control box;104, adjusting button;105, bottom plate;106, display lamp;107, control box;108, display screen;109, physical key;110, start-stop switch;2, detection assembly;201, loading plate;202, motor;203, screw rod;204, threaded block;205, slide rod;206, sliding block;207, mounting plate;208, ultrasonic nondestructive testing instrument;209, bearing seat;3, conveying assembly;301, bearing plate;302, telescopic cylinder;303, slide rail;304, sliding block;305, detection platform. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described below in a clear and complete manner in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0026] Embodiment: please refer to Figures 1-4 The power capacitor detection device shown in the drawing, including main body 1, the inside fixed connection of main body 1 has detection assembly 2 and conveying assembly 3;

[0027] In the embodiment, refer to Figure 1 、 Figure 2 And Figure 3As shown, the main body 1 comprises a cabinet body 101, the inside of the cabinet body 101 is fixedly connected with a supporting plate 102, the detection assembly 2 comprises a loading plate 201, the side of the loading plate 201 is provided with a motor 202, the output end of the motor 202 is fixedly connected with a lead screw 203, the side of the lead screw 203 is threadedly connected with a threaded block 204, the side of the loading plate 201 is fixedly connected with a sliding rod 205, the side of the sliding rod 205 is slidably connected with a sliding block 206, the threaded block 204 and the bottom of the sliding block 206 are fixedly connected with a mounting plate 207, the bottom of the mounting plate 207 is provided with an ultrasonic nondestructive detector 208, the conveying assembly 3 comprises a bearing plate 301, the side of the bearing plate 301 is provided with a telescopic cylinder 302, the output end of the telescopic cylinder 302 is fixedly connected with a detection table plate 305, the ultrasonic nondestructive detector 208 is used for detecting the power capacitor, the ultrasonic nondestructive detector 208 conducts high-frequency sound waves into the power capacitor, and then detects defects, cracks, bubbles and other problems in the power capacitor by means of recording echo signals through a detector, and the ultrasonic nondestructive detection has the advantages of large detection depth, high sensitivity and strong penetration capacity.

[0028] Among them, the loading plate 201 is provided with two, the side of the loading plate 201 is fixedly connected with a bearing seat 209, the lead screw 203 extends into the inside of the bearing seat 209, the top of the supporting plate 102 is fixedly connected with a sliding rail 303, the top of the sliding rail 303 is slidably connected with a sliding block 304, the sliding block 304 is fixedly connected with the detection table plate 305, the sliding rod 205 is provided with two, the sliding block 206 is provided with four, the motor 202 is used for driving the lead screw 203 to rotate to drive the threaded block 204 to move, because the threaded block 204, the sliding block 206 and the mounting plate 207 are fixedly connected, so the movement of the threaded block 204 can drive the ultrasonic nondestructive detector 208 at the bottom of the mounting plate 207 to move, thereby the position of the ultrasonic nondestructive detector 208 can be adjusted, and the power capacitor on the detection table plate 305 is moved by the sliding of the sliding block 304 on the sliding rail 303 under the cooperation of the pushing of the telescopic cylinder 302, thereby the detection efficiency and the detection accuracy are improved.

[0029] In this embodiment, referring to Figure 1 and Figure 4 As shown, the top of the cabinet body 101 is fixedly connected with a display lamp 106, the bottom of the cabinet body 101 is fixedly connected with a bottom plate 105, the bottom plate 105 is provided with four, the side of the cabinet body 101 is fixedly connected with a control box 103, the top of the control box 103 is provided with an adjusting button 104, the inside of the cabinet body 101 is fixedly connected with a control box 107, the side of the control box 107 is provided with a start-stop switch 110, the side of the control box 107 is fixedly connected with a display screen 108, the side of the control box 107 is provided with physical buttons 109, the physical buttons 109 are provided with a plurality of, the setting positions of the control box 103 and the adjusting button 104 are more convenient for operators to operate.

[0030] In use, the power capacitor detection device in the scheme is placed on the detection platform 305, and the power capacitor on the detection platform 305 is moved by the sliding block 304 on the slide rail 303 by the pushing of the telescopic cylinder 302, the power capacitor can be moved to the inside of the cabinet body 101, the threaded block 204 is moved by the rotation of the lead screw 203 driven by the motor 202, because the threaded block 204, the sliding block 206 and the mounting plate 207 are fixedly connected, the movement of the threaded block 204 can drive the ultrasonic non-destructive detector 208 at the bottom of the mounting plate 207 to move, thereby the position of the ultrasonic non-destructive detector 208 can be adjusted, the ultrasonic non-destructive detector 208 is vertically aligned with the power capacitor, the ultrasonic non-destructive detector 208 can be used to detect the power capacitor, the ultrasonic non-destructive detector 208 transmits high-frequency sound waves to the inside of the power capacitor, then detects defects, cracks, bubbles and other problems in the power capacitor by the way of recording echo signals through the detector, and the detected data is displayed on the display screen 108.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A power capacitor detection device, comprising a main body (1), characterized in that: A detection component (2) and a conveying component (3) are fixedly connected inside the main body (1); The main body (1) comprises a cabinet (101), and a supporting plate (102) is fixedly connected to the interior of the cabinet (101); The detection assembly (2) comprises a loading plate (201), a motor (202) is mounted on the side of the loading plate (201), an output end of the motor (202) is fixedly connected to a screw rod (203), a side of the screw rod (203) is threadedly connected to a threaded block (204), a side of the loading plate (201) is fixedly connected to a slide bar (205), a side of the slide bar (205) is slidably connected to a slider (206), a mounting plate (207) is fixedly connected to the bottom of the threaded block (204) and the slider (206), and an ultrasonic non-destructive testing instrument (208) is mounted on the bottom of the mounting plate (207); The conveying assembly (3) comprises a carrying plate (301), a telescopic cylinder (302) is installed on the side of the carrying plate (301), and the output end of the telescopic cylinder (302) is fixedly connected to a detection table (305).

2. A power capacitor detection device according to claim 1, characterized in that: Two loading plates (201) are provided, and a bearing seat (209) is fixedly connected to the side of the loading plate (201), and the screw rod (203) extends to the inside of the bearing seat (209).

3. A power capacitor detection device according to claim 1, characterized in that: The top of the supporting plate (102) is fixedly connected to a slide rail (303), the top of the slide rail (303) is slidably connected to a slide block (304), and the slide block (304) is fixedly connected to the detection table (305).

4. A power capacitor detection device according to claim 1, characterized in that: There are two slide bars (205) and four slide blocks (206).

5. The power capacitor detection device according to claim 1, characterized in that: The top of the cabinet (101) is fixedly connected with a display light (106), and the bottom of the cabinet (101) is fixedly connected with a bottom plate (105), and four bottom plates (105) are provided.

6. A power capacitor detection device according to claim 1, characterized in that: A control box (103) is fixedly connected to the side of the cabinet (101), and an adjustment button (104) is provided on the top of the control box (103).

7. A power capacitor detection device according to claim 1, characterized in that: A control box (107) is fixedly connected to the interior of the cabinet (101), and a start / stop switch (110) is provided on the side of the control box (107).

8. A power capacitor detection device according to claim 7, characterized in that: A display screen (108) is fixedly connected to the side of the control box (107), and a physical button (109) is provided on the side of the control box (107), and a plurality of the physical buttons (109) are provided.

Citation Information

Patent Citations

  • Power capacitor detection device

    CN221148345U